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ADBIS
2004
Springer
124views Database» more  ADBIS 2004»
15 years 5 months ago
Vague Spatial Data Types, Set Operations, and Predicates
Many geographical applications deal with spatial objects that cannot be adequately described by determinate, crisp concepts because of their intrinsically indeterminate and vague n...
Alejandro Pauly, Markus Schneider
GIS
1999
ACM
15 years 3 months ago
Specifying Analysis Patterns for Geographic Databases on the Basis of a Conceptual Framework
Frameworks and Patterns are important instruments that enable the reuse of successful software solutions in recurrent problems. Geographic information systems, on the other hand, ...
Jugurta Lisboa Filho, Cirano Iochpe
98
Voted
CGF
2008
122views more  CGF 2008»
14 years 11 months ago
Accurate Shadows by Depth Complexity Sampling
The accurate generation of soft shadows is a particularly computationally intensive task. In order to reduce rendering time, most real-time and offline applications decorrelate th...
Vincent Forest, Loïc Barthe, Mathias Paulin
ISAAC
2010
Springer
253views Algorithms» more  ISAAC 2010»
14 years 9 months ago
Solving Two-Stage Stochastic Steiner Tree Problems by Two-Stage Branch-and-Cut
Abstract. We consider the Steiner tree problem under a 2-stage stochastic model with recourse and finitely many scenarios (SSTP). Thereby, edges are purchased in the first stage wh...
Immanuel M. Bomze, Markus Chimani, Michael Jü...
ECCV
2002
Springer
16 years 1 months ago
On Affine Invariant Clustering and Automatic Cast Listing in Movies
Abstract We develop a distance metric for clustering and classification algorithms which is invariant to affine transformations and includes priors on the transformation parameters...
Andrew W. Fitzgibbon, Andrew Zisserman